@ARTICLE {, title = {Spomienka na prof. RNDr. Jána Pišúta, DrSc.}, author = {Šebesta, Juraj}, journal = {Obzory matematiky, fyziky a informatiky}, year = {2018}, volume = {47}, number = {4}, pages = {61--65}, issn = {1335-4981}, note = {Spomíname}, }